package com.atguigu.gulimall.product.exception;

import com.atguigu.gulimall.common.exception.BizCodeEnum;
import com.atguigu.gulimall.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.Map;

/**
 * @author majinhui
 * @description
 * @create 2024/7/20 23:40
 **/
@Slf4j
@RestControllerAdvice("com.atguigu.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{},异常类型{}",e.getMessage(),e.getClass());
        BindingResult bindingResult = e.getBindingResult();
        Map<String,String> map = new HashMap<>();
        bindingResult.getFieldErrors().forEach(item -> {
                //获取到错误提示
                String defaultMessage = item.getDefaultMessage();
                String field = item.getField();
                map.put(field,defaultMessage);
            });
            return R.error(BizCodeEnum.VALID_EXCEPTION.getCode(), BizCodeEnum.VALID_EXCEPTION.getMsg()).put("data",map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        log.error("错误",throwable);
        return R.error(500,"未知异常");
    }
}
